Table 3 Characteristics of patients included in the study
Characteristic | Before matching | Caseācontrol | ||||
|---|---|---|---|---|---|---|
Modified group | Control group | p value | Modified group | Control group | p value | |
Nā=ā207 | Nā=ā124 | Nā=ā103 | Nā=ā103 | |||
Age, mean (SD), years | 49.9 (11.48) | 45.7 (14.57) | 0.007 | 48.25 (13.24) | 47.79 (13.58) | 0.803 |
Age, No (%) | Ā | Ā | 0.003 | Ā | Ā | 0.385 |
Ā ā„ā46 years | 146 (70.5) | 68 (54.8) | Ā | 69 (67.0) | 62 (60.2) | Ā |
Ā <ā46 years | 61 (29.5) | 56 (45.2) | Ā | 34 (33.0) | 41 (39.8) | Ā |
Gender, No (%) | Ā | Ā | 0.030 | Ā | Ā | 1.000 |
Ā Male | 161 (77.8) | 84 (67.7) | Ā | 73 (70.9) | 73 (70.9) | Ā |
Ā Female | 46 (22.2) | 40 (32.3) | Ā | 30 (29.1) | 30 (29.1) | Ā |
AJCC staginga, No (%) | Ā | Ā | 0.014 | Ā | Ā | 1.000 |
Ā IāII | 66 (31.9) | 25 (20.2) | Ā | 21 (20.4) | 21 (20.4) | Ā |
Ā IIIāIV | 141 (68.1) | 99 (79.8) | Ā | 82 (79.6) | 82 (79.6) | Ā |
AJCC T classificationa, No (%) | Ā | 0.777 | Ā | Ā | 0.843 | |
Ā T1 | 59 (28.5) | 35 (28.2) | Ā | 23 (22.3) | 28 (27.2) | Ā |
Ā T2 | 35 (16.9) | 18 (14.5) | Ā | 14 (13.6) | 14 (13.6) | Ā |
Ā T3 | 49 (23.7) | 31 (25.0) | Ā | 26 (25.2) | 26 (25.2) | Ā |
Ā T4 | 64 (30.9) | 40 (32.3) | Ā | 40 (38.8) | 35 (34.0) | Ā |
AJCC N classificationa, No (%) | Ā | 0.000 | Ā | Ā | 0.107 | |
Ā N0 | 31 (15.0) | 5 (4.0) | Ā | 9 (8.7) | 4 (3.9) | Ā |
Ā N1 | 111 (53.6) | 58 (46.8) | Ā | 56 (54.4) | 50 (48.5) | Ā |
Ā N2 | 49 (23.7) | 34 (27.4) | Ā | 28 (27.2) | 28 (27.2) | Ā |
Ā N3 | 16 (7.7) | 27 (21.8) | Ā | 10 (9.7) | 21 (20.4) | Ā |
Chemotherapy, No (%) | Ā | Ā | 0.013 | Ā | Ā | 1.000 |
Ā No | 5 (4.0) | 18 (8.7) | Ā | 4 (3.9) | 4 (3.9) | Ā |
Ā Yes, 1ā2 cycles | 103 (83.1) | 179 (86.5) | Ā | 90 (87.4) | 90 (87.4) | Ā |
Ā Yes, 3ā4 cycles | 16 (12.9) | 10 (4.8) | Ā | 9 (8.7) | 9 (8.7) | Ā |